GGL firm started its operations in 1970. Thanks to the constant commitment, the regular investments in new technologies and the know-how acquired over time the GGL has become a firm and reliable enterprise.

Lombard economy has historically been characterized by the presence of many manufacturing activities. Within the past thirty years the Lombard economy has shown an outstanding level of competitiveness thanks to the diffused presence at the local level of productive systems made by small and medium-size companies. Particularly relevant appears to be the "wood district".